meutel/bouquins-bchs
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Book count

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Meutel 2016-12-31 10:52:48 +01:00
parent a11f314224
commit 3779d6ff99
4 changed files with 25 additions and 4 deletions
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21
db.c
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@ -31,6 +31,7 @@
enum stmt {
STMT_BOOK,
STMT_BOOKS,
STMT_BOOKS_COUNT,
STMT_BOOKS_AUTHORS,
STMT__MAX
};
@ -40,6 +41,8 @@ static const char *const stmts[STMT__MAX] = {
"SELECT books.id AS id,title,series_index,name as series_name,series.id AS series_id FROM books LEFT OUTER JOIN books_series_link ON books.id = books_series_link.book LEFT OUTER JOIN series ON series.id = books_series_link.series WHERE books.id = ?",
/* STMT_BOOKS */
"SELECT books.id AS id,title,series_index,name as series_name,series.id AS series_id FROM books LEFT OUTER JOIN books_series_link ON books.id = books_series_link.book LEFT OUTER JOIN series ON series.id = books_series_link.series ORDER BY id LIMIT ? OFFSET ?",
/* STMT_BOOKS_COUNT */
"SELECT count(id) FROM books",
/* STMT_BOOKS_AUTHORS */
"SELECT authors.id, authors.name, books_authors_link.book as book FROM authors, books_authors_link WHERE books_authors_link.author = authors.id AND books_authors_link.book IN ( SELECT id FROM books ORDER BY id LIMIT ? OFFSET ?)",
};
@ -115,6 +118,24 @@ db_book_fill(Book *book, struct ksqlstmt *stmt)
}
}
int
db_books_count(struct kreq *r)
{
int count;
struct ksqlstmt *stmt;
ksql_stmt_alloc(r->arg, &stmt,
stmts[STMT_BOOKS_COUNT],
STMT_BOOKS_COUNT);
if (KSQL_ROW != ksql_stmt_step(stmt)) {
ksql_stmt_free(stmt);
return(0);
}
count = ksql_stmt_int(stmt, 0);
ksql_stmt_free(stmt);
return(count);
}
int
db_books_load(struct kreq *r, BookAdv **books, int limit, int offset)
{

1
extern.h
View File

@ -61,6 +61,7 @@ __BEGIN_DECLS
Book *db_book_load(struct kreq *r, int64_t id);
int db_books_load(struct kreq *r, BookAdv **books, int limit, int offset);
int db_books_count(struct kreq *r);
void db_book_free(Book *p);
void db_book_adv_free(BookAdv *p);

5
index.js
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@ -37,12 +37,11 @@
}
function indexSuccess(resp) {
app.booksCount = 9999; //TODO
app.booksCount = resp.count;
}
function loadIndex() {
// TODO load books count
sendQuery('cgi-bin/bouquins/books', stdError, indexSuccess);
sendQuery('cgi-bin/bouquins/index', stdError, indexSuccess);
}
function loadBooks() {

2
main.c
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@ -214,7 +214,7 @@ sendindex(struct kreq *r)
http_open(r, KHTTP_200);
kjson_open(&req, r);
kjson_obj_open(&req);
kjson_putstringp(&req, "data", "index");
kjson_putintp(&req, "count", db_books_count(r));
kjson_obj_close(&req);
kjson_close(&req);
}